2.Science by American Association for the Advancement of Science (1883)"... for locating the site of an epileptic focus in the cat brain with the use of
multielectrode data, obtained during a generalized seizure, is described. ..."

3.The Impact of Chaos on Science and Society by Celso Grebogi, James A. Yorke (1997)"A generalized seizure begins simultaneously in large parts of the brain, including
both hemispheres, and is seldom traceable to any specific injury ..."